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- Page 1 -

I.B. 8926-1

TABLE OF CONTENTS

PART

DESCRIPTION

PAGE

1

General Information

2

2

Receiving, Handling & Storage

4

3

Installing Control Center Sections

5

4

Installing Conduit & Wiring

10

5

Incoming Line Connections

12

6

Overcurrent Protection Devices

14

7

Overload Relay Heater Selection

16

8

Inspection Prior to Energizing

18

9

Unit Installation & Adjustment

19

10

Maintenance

23

11

Plan Views

30

12

Related Instructions Leaflets

31

Instruction Book

I.B. 8926-1

Model A

Effective 12/94

Freedom 2100
Motor Control Center

Installation and Maintenance Manual

This electrical control equipment is designed to be in-
stalled, operated, and maintained by adequately trained
workmen. These instructions do not cover ll details, vari-
ations, or combinations of the equipment, its storage,
delivery, installation, check-out, safe operation, or main-
tenance. Care must be exercised to comply with local,
state, and national regulations, as well as safety prac-
tices, for this class of equipment. The maximum short
circuit capability of the equipment should not be ex-
ceeded by connection to a source with higher capacity.

If maintenance or troubleshooting assistance is required,
contact your nearest Westinghouse Engineering Serv-
ice Division or Sales Office.

Cutler-Hammer

1
2
3
...
»

Содержание Freedom 2100

Страница 1: ...allation and Maintenance Manual This electrical control equipment is designed to be in stalled operated and maintained by adequately trained workmen These instructions do not cover ll details vari ati...

Страница 2: ...p cable entry At the bottom of each section a door 18 provides ready access to the bottom horizontal wireway 19 and neu tral bus if provided The bottom of each section is com pletely open to provide u...

Страница 3: ...m of three padlocks is provided on each handle The device panel 6 is mounted on the drawout unit It will accommodate up to six pilot devices The overload reset button 20 is mounted on the unit door Fi...

Страница 4: ...that the control center has been mishandled or shipped on its back or side remove the drawout units and make a complete inspection of the internal structure bus bars insulators and unit compo nents fo...

Страница 5: ...out and or tagged out of service Where it is not feasi ble to de energize the system the following precau tions should be taken A Persons working near exposed parts that are or may be energized shoul...

Страница 6: ...leveling each section and bolting the frames together if they are separated If necessary secure the MCC to walls or other supporting surfaces Do not depend on wooden plugs driven into holes in masonry...

Страница 7: ...ith the MCC attached to one end of shipping section Refer to Figure 4 This method provides the most convenient access to the bolts and eliminates the need to remove the horizon tal bus barriers in tha...

Страница 8: ...the MCC the kit is shipped with four bolts per phase an appropri ate quantities of related hardware For a single bus bar per phase the hardware is used as shown in Figure 6 for either 16 or 20 deep e...

Страница 9: ...Where the MCC is supplied in a Type 3R enclosure for an outdoor application apply roof splice caps at each shipping block junction to maintain the enclosure integrity Fig 9 Quadruple Bar Splice Kits...

Страница 10: ...Control Center set up for splice to Freedom Unitrol of F10 Unitrol Fig 11 Splice Plates Attached to Freedom 2100 Horizontal bus and Ground Bus at Top Fig 12 Horizontal bus Splice Freedom unitrol On Le...

Страница 11: ...change the wire or lugs accordingly If crimp lugs are used crimp with the tools recommended by the manufacturer Use care in stripping insulation to avoid nicking or ring ing the metal All field wirin...

Страница 12: ...and from these unit blocks along with load wiring through Size 3 to master terminal blocks located at the top o bottom of the structure See Figure 16 Master terminal blocks can be either fixed or draw...

Страница 13: ...eneral rule allow the disconnect means and overcurrent protection to be located in the MCC pro vided the feeder taps from the transformer are sufficiently short and other requirements are met MAIN DIS...

Страница 14: ...line connections sufficiently and tighten the lugs correctly Each incoming line compartment is equipped with a two piece spreader bar located about nine inches from the conduit entry Use this spreade...

Страница 15: ...Bimetallic ambient compensated operated Trip free mechanism Electrically isolated NO NC contacts pull RESET button to test Overload trip indication Single phase protection UL listed CSA certified and...

Страница 16: ...ter clockwise one setting at a time until the breaker trips in starting and then adjust upward one setting position This will insure that the circuit will open instantly on any current above the moto...

Страница 17: ...the motor nameplate FLA full load amps B Tighten the heater pack mounting screws securely per r e c o m m e n d e d torque values listed below Heater Pack Numbers Recommended Torque H2001B thru H2017B...

Страница 18: ...5 45 6 H2020 45 7 51 2 56 7 62 1 H2021 62 2 69 7 77 1 84 6 H2022 84 7 94 9 105 115 H2023 106 118 131 144 H2024 A B C D MAXIMUM RATINGS NEMA SIZE AMPERES SIZE AMPERS 0 18 1 27 F 32 Use 75 C copper con...

Страница 19: ...47 H2008B A B C D FLA rating marked on heater pack multiplied by a transfomation ratio For motor FLA values not listed turn the dial clockwise for higher or counterclockwise for lower ratings Magnetic...

Страница 20: ...s prior to energizing 9 Manually exercise all switches circuit breakers and other operating mechanisms to make certain that they are properly aligned and operate freely 10 Test any ground fault protec...

Страница 21: ...allation unscrew prior to unit withdrawal Pull apart terminal blocks in the vertical wireway must be disengaged see Figure 27 and page 10 and wiring from the unit to other units to master terminal blo...

Страница 22: ...When the unit is withdrawn free of the linkage a spring automatically moves the shutter to its closed po sition See Figure 31 and Figure 4 With the control unit removed the shutter should com pletely...

Страница 23: ...lank door 2 Position the new unit door over the open space to ensure the hinges and latches are aligned If the spaces differ the hinges and latches on the struc ture must be re located to match the un...

Страница 24: ...trical equipment refer to the applicable drawings covering the specific motor control center MCC and any other related inter connection drawings Follow any instructions which may be given for each dev...

Страница 25: ...est ter minated with a crimp type lug that is attached to the con trol component When screw type lugs marked CU AL are used with aluminum wire joint should be checked for tightness every 200 operation...

Страница 26: ...Page 26 I B 8926 1...

Страница 27: ...as follows A Place a 020 inch feeler gauge between the arma ture and magnet with the armature held tightly against the magnet B Check continually in each phase i e determine if circuit from terminal t...

Страница 28: ...ig 39 Normal Service Wear Fig 40 End of Service Life ABNORMAL WEAR CONDITIONS Contact Appearance Cause Curling and Separation Curling is usually a result of service that produces very high heat of Cor...

Страница 29: ...pen the switch or if visual inspection after opening indicates deterioration beyond normal wear and tear such as overheating contact blade or jaw pitting insulation breakage or charring the switch mus...

Страница 30: ...to service Before returning the controller to service checks must be made for the tightness of elec trical connections and for the absence of short circuits grounds and leakage All equipment enclosur...

Страница 31: ...rsing F204 F206 F207 Full Voltage Reversing F214 F216 F217 Reduced Voltage Autotransformer Type F604 F606 F607 Reduced Voltage Part Winding Type F704 F706 F707 Reduced Voltage Closed Transition Star D...

Страница 32: ...Page 32 I B 8926 1 Part 11 PLAN VIEWS...

Страница 33: ...Page 33 I B 8926 1...

Страница 34: ...s Size 5 non reversing and reversing vacuum I L 16999 Size 6 non reversing and reversing vacuum I L 17088 Metering IQ Data Plus TD 17195 Circuit Breakers Series C F frame I L 29ClOl Series C J frame I...

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